Gemstone setting



FIG. 1 is a side perspective view if a gemstone setting showing my new design;

FIG. 2 is a side elevation view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is another perspective view thereof; and,

FIG. 7 is another perspective view thereof.

The broken lines shown in FIGS. 1 through 7 illustrate environmental subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a gemstone setting, as shown and described. 